Prénom : ...
... Date : ...
...
(15 )
5 + 5 + 5 = 15 7 + 7 + 7 = 21 10 + 5 + 10 =
35
10 + 25 + 10
= 45
25 + 10 + 25
= 60
15 + 25 + 15
= 55
25 + 50 + 25 = 100
50 + 100 + 50
= 200
75 + 50 + 75 = 200
Calcule et complète :
2 0
+ 1 0
+ 2 0
= 50 2 2
+ 1 4
+ 1 8
= 54
+ + + + + + + +
1
0 + 1
5 + 1
0 = 35 1
6 + 2
0 + 1
2 = 48
+ + + + + + + +
2 0
+ 1 0
+ 2 0
= 50 1 7
+ 1 6
+ 2 5
= 58
= = = = = = = =
50 + 35 + 50 = 13
5 55 + 50 + 55 = 13
5
2 0
+ 2 1
+ 2 6
= 67 3 0
+ 1 9
+ 1 8
= 67
+ + + + + + + +
2
3 + 2
8 + 2
4 = 75 1
9 + 1
8 + 1
7 = 54
+ + + + + + + +
2 2
+ 2 7
+ 2 5
= 74 1 8
+ 1 7
+ 1 6
= 51
= = = = = = = =
65 + 76 + 75 = 21
6 67 + 54 + 51 = 17
2
2
0 + 15 + 2
0 = 5
5 25 + 2
2 + 2
8 = 7 5
+ + + + + + + +
2 + 2 + 25 = 70 2 + 23 + 2 = 7
5 0 9 0 2
+ + + + + + + +
15 + 2
5 + 2
0 = 60 2
1 + 2
7 + 22 = 70
= = = = = = = =
6 0
+ 60 + 6 5
= 18
5 75 + 72 + 7
0
= 21 7
Complète :
- 13 23 33 43 53 63 73 83 93 103 - 25 45 65 85 105 125 145 165 185 205 - 15 30 45 60 75 90 105 120 135 150 - 48 57 66 75 84 93 102 111 120 129
